209128764

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{78857}}^1$

素因数の和:78894

約数の個数: 48

約数和(自身を含む): 556422048

約数和(自身を除く): 347293284

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 78857, 157714, 236571, 315428, 473142, 946284, 1025141, 1340569, 2050282, 2681138, 3075423, 4021707, 4100564, 5362276, 6150846, 8043414, 12301692, 16086828, 17427397, 34854794, 52282191, 69709588, 104564382, 209128764]

約数ペア:

[(1, 209128764), (2, 104564382), (3, 69709588), (4, 52282191), (6, 34854794), (12, 17427397), (13, 16086828), (17, 12301692), (26, 8043414), (34, 6150846), (39, 5362276), (51, 4100564), (52, 4021707), (68, 3075423), (78, 2681138), (102, 2050282), (156, 1340569), (204, 1025141), (221, 946284), (442, 473142), (663, 315428), (884, 236571), (1326, 157714), (2652, 78857)]